button {
    cursor: pointer;
}

/* 头部 */
.head {
    height: 28px;
    background-color: #101010;
    color: #e6e6e6;
    line-height: 28px;
}

.head_left {
    margin-left: 200px;
}

.head_right span {
    color: #ff6600;
}

/* 导航栏 */
.nav_left h1 {
    left: 0;
    top: -31px;
    width: 200px;
    height: 113px;
    background: url(../images/logo.jpg) no-repeat;
}

.nav_left a {
    font-size: 0;
}

.nav_top {
    height: 36px;
    margin-top: 4px;
}

.nav_top_centent {
    width: 440px;
    margin: 0 auto;
}

.nav_top_centent input {
    width: 390px;
    height: 36px;
    padding-left: 20px;
    box-sizing: border-box;
    border: solid 2px #ff6600;
    border-right: none;
    outline: none;
}

.nav_top_centent button {
    width: 50px;
    height: 36px;
    background: url(../images/bgicon.png) no-repeat 0px 0px;
    background-color: #ff6600;
    border: none;
}

.nav_top_right {
    margin-left: 180px;
}

.nav_top_right button {
    width: 100px;
    height: 36px;
    border: none;
}

.nav_top_right button:nth-child(1) div {
    display: inline-block;
    width: 29px;
    height: 21px;
    background: url(../images/bgicon.png) no-repeat -4px -50px;
}

.nav_top_right button:nth-child(1) span {
    margin: 0px 5px;
}

.nav_top_right button:first-child {
    color: white;
}

.nav_top_right button:last-child {
    color: #808080;
    font-size: 18px;
}

.nav_top_right button:first-child {
    background-color: #ff6600;
}

.nav_top_right button:last-child {
    background-color: #ebebeb;
}

.nav_bottom ul {
    margin-left: 200px;
    margin-top: 24px;
}

.nav_bottom li {
    margin-left: 34px;
    float: left;
}

.nav_bottom a {
    color: black;
}
/*手风琴*/
.accordion{
    width: 200px;
}
.accordion h3{
    padding-left:10px ;
    font-size: 20px;
    height: 30px;
    line-height: 30px;
    color: white;
    background-color: #93d46f;
    box-sizing: border-box;
}
.accordion ul li{
    width: 200px;
    height: 141px;
    overflow: hidden;
}
.accordion li .left{
    width: 100px;
}
.accordion li .left p{
    height: 20px;
}
.accordion li .left img{
    width: 100px;
}
.accordion li .right{
    width: 100px;
}
.accordion li .right p{
    position: relative;
    left: 80px;
    width: 20px;
    height: 20px;
    text-align: center;
    line-height: 20px;
    color: white;
    font-size: 16px;
    background-color: #ff6600;
}
.accordion li:nth-child(n+4) .right p{
    background-color: #ccc;
}
/* 轮播下方图片 */
.bannerbottimg img {
    width: 1200px;
}

/* 乐购·图书折扣区 */
.books {
    margin-top: 20px;
}

.books_head {
    border-bottom: 5px solid #ff6600;
    height: 47px;

}

.books_head h3 {
    width: 220px;
    font-size: 24px;
    line-height: 47px;
    font-weight: 400;
    text-align: center;
    color: white;
    background-color: #ff6600;
}

.books_main ul li {
    width: 214px;
    height: 300px;
    padding: 0px 32px;
    box-sizing: border-box;
    float: left;
    margin: 0px 13px;
}

.books_main ul li h2 {
    font-size: 23px;
    color: red;
}

.books_main ul li a {
    color: red;
}

.books_main ul li div {
    width: 30px;
    height: 20px;
    float: left;
    background: url(../images/bgicon.png) no-repeat;
    background-position: 0 -85px;
}

.books_main ul li span {
    margin-left: 5px;
    text-decoration: line-through;
    color: #ccc;
}

.books_main ul li:hover {
    background-color: #f3f3f3;
}

.books_main ul li .img {
    width: 73px;
}

.books_main ul li .con {
    width: 146px;
}

.books_main h4 {
    color: red;
    background-color: white;
}

.books_main ul li .con p {
    width: 100px;
    height: 22px;
    background: url(../images/star_v2.png) no-repeat 0px -40px;
    background-size: cover;
}

/* 新书上架 */
.shelves_head {
    height: 47px;
    width: 905px;
    border-bottom: 5px solid #ff6600;
}

.shelves_head h3 {
    width: 220px;
    font-size: 24px;
    line-height: 47px;
    font-weight: 400;
}

.shelves_head p {
    float: left;
    width: 47px;
    text-align: center;
    display: inline-block;
    background-color: #ff6600;
    color: white;
    font-size: 30px;
}

.shelves_main {
    height: 550px;
}

.shelves_main .left ul {
    width: 905px;
    border: 1px solid #ccc;
    box-sizing: border-box;
}

.shelves_main .left li {
    float: left;
    margin-top: 10px;
    width: 170px;
    height: 220px;
    margin-left: 9px;
}

.shelves_main .left li .ccc {
    color: #ccc;
}

.shelves_main .left li h3 {
    font-size: 18px;
    color: red;
}

.shelves_main .left li h3 span {
    text-decoration: line-through;

}

.shelves_main .right {
    width: 284px;
    border: 1px solid #ccc;
}

.shelves_main .right li {
    overflow: hidden;
    border-bottom: 1px solid #ccc;
}

.shelves_main .right li:last-child {
    border-bottom: none
}

.shelves_main .right h3 {
    font-size: 24px;
    text-align: center;
}

.shelves_main .right li .con {
    display: none;
}

.shelves_main .right li:first-child .con {
    display: block;
}

.shelves_main .right .con div {
    width: 126px;
    margin-right: 20px;
    display: inline-block;
}

.shelves_main .right li p {
    cursor: pointer;
    display: inline-block;
}

.shelves_main .right li span {
    margin-left: 20px;
    font-size: 18px;
    line-height: 42px;
}

.shelves_main .right li img {
    width: 112px;
}

.shelves_main .right li:first-child span {
    display: none;
}

/*独家提供*/
.exclusive {
    margin-bottom: 20px;
}

.exclusive_head {
    height: 47px;
    border-bottom: 5px solid #ff6600;
}

.exclusive_head h3 {
    width: 220px;
    font-size: 24px;
    line-height: 47px;
    font-weight: 400;
}

.exclusive_head p {
    float: left;
    width: 47px;
    text-align: center;
    display: inline-block;
    background-color: #ff6600;
    color: white;
    font-size: 30px;
}

.exclusive_head .son {
    width: 686px;
}

.exclusive_head .son p {
    float: left;
    margin-top: 14px;
    width: 98px;
    height: 34px;
    font-size: 18px;
    line-height: 34px;
    color: black;
    background-color: white;
}

.exclusive_main {
    width: 1200px;
    height: 512px;
    border-bottom: #ccc 1px solid;
    position: relative;
}

.exclusive_main .con {
    width: 1090px;
    margin: 0 auto;
    box-sizing: border-box;
}

.exclusive_main .con li {
    float: left;
    margin-top: 10px;
    width: 170px;
    height: 220px;
    margin-left: 9px;
}

.exclusive_main .exclusive_top .pptbox:nth-child(n+2) {
    display: none;
}

.exclusive_main .pptbox:nth-child(2n) .con li:nth-child(n-6) .img_top {
    width: 150px;
    height: 150px;
    background: url(../images/index08_08.jpg) no-repeat;
}

.exclusive_main .pptbox:nth-child(2n) .con li:nth-child(n+7) .img_top {
    width: 150px;
    height: 150px;
    background: url(../images/index08_09.jpg) no-repeat;
}

.exclusive_main .pptbox:nth-child(2n+1) .con li:nth-child(n-6) .img_top {
    width: 150px;
    height: 150px;
    background: url(../images/index08_10.jpg) no-repeat;
}

.exclusive_main .pptbox:nth-child(2n+1) .con li:nth-child(n+7) .img_top {
    width: 150px;
    height: 150px;
    background: url(../images/index08_11.jpg) no-repeat;
}

.exclusive_main .con li .ccc {
    color: #ccc;
}

.exclusive_main .con li h3 {
    font-size: 18px;
    color: red;
}

.exclusive_main .con li h3 span {
    text-decoration: line-through;
}



/* 猜你喜欢 */
.guess {
    margin-bottom: 5px;
    border-bottom: 1px solid #ccc;
}

.guess_head {
    height: 47px;
    border-bottom: 5px solid #ff6600;
}

.guess_head h3 {
    width: 220px;
    font-size: 24px;
    line-height: 47px;
    font-weight: 400;
}

.guess_head p {
    float: left;
    width: 47px;
    text-align: center;
    display: inline-block;
    background-color: #ff6600;
    color: white;
    font-size: 30px;
}

.guess_head button {
    margin-top: 12px;
    width: 84px;
    height: 32px;
    text-align: center;
    color: blue;
    position: relative;
}

.guess_head button span {
    position: absolute;
    top: 6px;
    left: -9px;
    width: 24px;
    height: 24px;
    margin-bottom: 2px;
    margin-right: 5px;
    background: url(../images/index45_04.jpg) no-repeat;
}

.guess_main {
    width: 1200px;
    height: 480px;
}

.guess_son {
    width: 1090px;
    margin: 0 auto;
}

.guess_con {
    position: relative;
    left: 0;
    right: 0;
    width: 3300px;
}

.guess_main ul {
    float: left;
    width: 1090px;
    margin: 0 auto;
}

.guess_main li {
    float: left;
    margin-top: 10px;
    width: 170px;
    height: 220px;
    margin-left: 9px;
}

.guess_main li .ccc {
    color: #ccc;
}

.guess_main li h3 {
    font-size: 18px;
    color: red;
}

.guess_main li h3 span {
    text-decoration: line-through;
}

.guess_son {
    overflow: hidden;
}

/* 猜你喜欢下方 */
.guessbottom img {
    width: 194px;
}

/* 售后服务 */
.sale {
    border-top: 6px solid #ff6600;
    background-color: #f2f2f2;
    height: 100px;
}

.sale .center {
    position: relative;
}

.sale .xg {
    border: 3px solid #ff6600
}

.sale_center {
    width: 790px;
    margin: 0 auto;
}

.sale_center img {
    margin-top: 25px;
    margin-right: 60px;
}

/* 尾部导航 */
.bottnav {
    margin: 36px 0px;
    position: relative;
}

.bottnav_center {
    width: 681px;
    height: 130px;
    line-height: 24px;
    margin: 0 auto;

}

.bottnav>ul>li {
    text-align: center;
    float: left;
    margin-right: 60px;
}

.bottnav p {
    font-weight: 700;
    font-size: 14px;
}

.bottnav_img {
    width: 113px;
    position: absolute;
    top: 0px;
    right: 50px;
}

/* 尾部 */
.tail ul {
    width: 800px;
    margin: 0 auto;
}

.tail li {
    float: left;
    padding: 0 16px;
    border-right: 1px solid;
}

.tail li:last-child {
    border: none;
}

.tail p {
    text-align: center;
}
/* 顶部导航搜索框*/
.nav_fix{
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 50px;
    background-color: #fff;
    display: none;
    border:#ff6600 2px solid ;
    z-index: 200;
}
.nav_top_centent {
    width: 440px;
    margin: 0 auto;
}

.nav_top_centent input {
    width: 390px;
    height: 36px;
    padding-left: 20px;
    box-sizing: border-box;
    border: solid 2px #ff6600;
    border-right: none;
    outline: none;
}

.nav_top_centent button {
    width: 50px;
    height: 36px;
    background: url(../images/bgicon.png) no-repeat 0px 0px;
    background-color: #ff6600;
    border: none;
}
.nav_top_right{
    margin-left: 180px;
}
.nav_top_right button {
    width: 100px;
    height: 36px;
    border: none;
}

.nav_top_right button:nth-child(1) div {
    display: inline-block;
    width: 29px;
    height: 21px;
    background: url(../images/bgicon.png) no-repeat -4px -50px;
}

.nav_top_right button:nth-child(1) span {
    margin: 0px 5px;
}

.nav_top_right button:first-child {
    color: white;
}

.nav_top_right button:last-child {
    color: #808080;
    font-size: 18px;
}

.nav_top_right button:first-child {
    background-color: #ff6600;
}

.nav_top_right button:last-child {
    background-color: #ebebeb;
}